Add missing env

Author: shotamatsuda

.github/workflows/storybook.yaml

@@ -31,6 +31,7 @@ jobs:
           npx nx build-storybook
         env:
           STORYBOOK_ION_API_TOKEN: ${{secrets.STORYBOOK_ION_API_TOKEN}}
+          STORYBOOK_GOOGLE_MAP_API_KEY: ${{secrets.STORYBOOK_GOOGLE_MAP_API_KEY}}
 
       - uses: actions/upload-pages-artifact@v3
         with: